Cube Defense is a simple tower based defense game, discovered by our reader Nox. Just like in similar games, you have to build towers and defend yourself. Author recommends running it on latest WebKit nightly builds, as WebGL might run slow in other web browsers.

Yesterday Mozilla has released a new extension called “Add-On Compatibility Reporter”. As you might guess, it does report whether installed add-ons work or have some issues with alpha and beta releases.

Here’s what they say about it:
“After installing the Add-on Compatibility Reporter, your incompatible extensions will become enabled for you to test whether they still work with the version of Firefox or Thunderbird that you’re using.”